--- product_id: 313799281 title: "INJORA 550 3-Slot Waterproof Brushed Motor for 1/10 RC Crawler Car, 21T" brand: "injora" price: "FREE" currency: EUR in_stock: false category: "Injora" url: https://www.desertcart.hr/products/313799281-injora-550-3-slot-waterproof-brushed-motor-for-1-10 store_origin: HR region: Croatia --- # Waterproof design for rugged off-road use Built-in cooling fan for heat resistance 30% longer armature for max torque INJORA 550 3-Slot Waterproof Brushed Motor for 1/10 RC Crawler Car, 21T **Brand:** injora **Price:** FREE **Availability:** ❌ Out of Stock ## Summary > ⚡ Unleash unstoppable torque and rugged reliability on every trail! ## Quick Answers - **What is this?** INJORA 550 3-Slot Waterproof Brushed Motor for 1/10 RC Crawler Car, 21T by injora - **How much does it cost?** FREE with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/313799281-injora-550-3-slot-waterproof-brushed-motor-for-1-10) ## Best For - injora enthusiasts ## Why This Product - Trusted injora brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Conquer Any Terrain:** Waterproof build means no fear of mud, water, or dirt slowing you down. - • **Torque That Dominates:** 30% longer armature delivers unstoppable power for your 1/10 RC crawler. - • **Plug & Play Simplicity:** Bullet plug connectors require zero soldering—get racing faster. - • **Universal Compatibility:** Fits top RC crawlers like Axial SCX10, TRX4, and more for instant upgrades. - • **Stay Cool Under Pressure:** Integrated cooling fan ensures peak performance and longer motor life. ## Overview The INJORA 550 21T brushed waterproof motor is engineered for 1/10 scale RC crawlers, featuring a 30% longer armature than standard motors for superior torque, a heat-resistant design with built-in cooling fan, and easy bullet plug connections. Compatible with popular models like Axial SCX10 and TRX4, it offers durable, high-performance power for off-road enthusiasts seeking reliable, long-lasting motor upgrades. ## Description Note: This is an accessory for RC car. Note: T means the number of turns. 12T motors fit high speed RC Car 1/10 Short Race Truck. 21T to 35T motors fit high torque 1/10 Crawler Axial SCX10 Specifications: Quantity: 1 piece Motor diameter: 36 mm Shaft diameter: 3.17 mm Output shaft: 16mm(12T)、11mm(21/29/35T) Voltage: 7.4-12V Weight: 230 g Suit for 1/10 Crawler Axial SCX10 RC Car or Short Race Truck Package List: 1 x RC Brushed Motor ## Features - 【Value for Money】 INJORA 550 brushed waterproof motor is a budget motor built for messy, dirty, off road action. - 【Powerful Torque】The armature of this powerful 550 motor is 30% longer than the standard 540 size motor, which can provide extremely high torque, and the high strength magnet ensures the best performance. - 【Long-lasting performance】Heat-resistant motor with built-in cooling fan, not only allows fast speeds and long run time but prolong life time. - 【Unique Design】Bullet plugs is easy connection with no soldering needed. The brushed motor with 1/8th inch shaft diameter,ball bearing on output side, compatible with many brushed ESCs. - 【Applicable models】The 550 21T motor compatible with 1/10 RC Crawler Axial SCX10 AXI03007 JL 90046 TRX4 TRX6 RC Car Boat - AGE RECOMMENDATION: Not for children under 14 years. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B08BFMLM69 | | Best Sellers Rank | #266,776 in Toys ( See Top 100 in Toys ) #259 in Model Building Motors | | Brand Name | INJORA | | Customer Reviews | 4.5 4.5 out of 5 stars (475) | | Horsepower | 78 Watts | | Included Components | No. | | Item Dimensions W x H | 36W x 55H millimeters | | Item Weight | 230 Grams | | Manufacturer | INJORA | | Material Type | Metal | | Number of Items | 1 | | Part Number | CRAW18345 | | Shaft Diameter | 3.18 Millimeters | | Speed | 21 RPM | | UPC | 792332827485 | | Voltage | 11.1 Volts | ## Product Details - **Brand:** INJORA - **Horsepower:** 78 Watts - **Product dimensions:** 36W x 55H millimeters - **Speed:** 21 RPM - **Voltage:** 11.1 Volts ## Images ![INJORA 550 3-Slot Waterproof Brushed Motor for 1/10 RC Crawler Car, 21T - Image 1](https://m.media-amazon.com/images/I/41lybNgTptL.jpg) ![INJORA 550 3-Slot Waterproof Brushed Motor for 1/10 RC Crawler Car, 21T - Image 2](https://m.media-amazon.com/images/I/41qWvBJJ45L.jpg) ![INJORA 550 3-Slot Waterproof Brushed Motor for 1/10 RC Crawler Car, 21T - Image 3](https://m.media-amazon.com/images/I/41wR3FV00UL.jpg) ![INJORA 550 3-Slot Waterproof Brushed Motor for 1/10 RC Crawler Car, 21T - Image 4](https://m.media-amazon.com/images/I/51jzMJJvapL.jpg) ![INJORA 550 3-Slot Waterproof Brushed Motor for 1/10 RC Crawler Car, 21T - Image 5](https://m.media-amazon.com/images/I/41coBgdQjlL.jpg) ## Available Options This product comes in different **Size** options. ## Questions & Answers **Q: What size esc do i need to run 29t motor @ 7.2v ?** A: Just about any brushed esc should work **Q: added the 3-1 Planetary Gearbox from injora 35t motor and it slows the truck + overheats on 2s lipo, will this overheat on planetary Gearbox?** A: Mainly a motor for amateurs it can help you get a hobby started **Q: The product images show that the front (pinion side) of the motor uses a bearing instead of a bushing, is this correct?** A: Mine did come with bearings. This motor is too high in RPM to use bushings. And honestly I dont know many manufacturers that still use them. Its almost just as cheap to use bearings now. **Q: Will it fit in a carisma f150? Will it make it faster/ more wheel spin?** A: It’s a brushed motor. Faster/ more power go brushless and Lipo battery ## Frequently Bought Together - INJORA RC Motor 550 Brushed Waterproof Motor for 1:10 RC Crawler Axial SCX10 AXI03007 JL 90046 TRX4 TRX6 RC Car Boat (21T) - Hobbywing QUICRUN WP 1080 G2 Brushed 2-3s ESC - OGRC Motor 550 12T Brushed Motor for Traxxas Slash Redcat ARRMA AXIAL HSP HPI Wltoys Kyosho HELION 1/10 Scale RC Truck (12T) --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.hr/products/313799281-injora-550-3-slot-waterproof-brushed-motor-for-1-10](https://www.desertcart.hr/products/313799281-injora-550-3-slot-waterproof-brushed-motor-for-1-10) --- *Product available on Desertcart Croatia* *Store origin: HR* *Last updated: 2026-10-31*